Ccylez DC-DC 7A Converter Power Supply Module 8-60V to 3-32V Step-Down Module Kit Adjustable Buck Voltage Regulator with LCD Display

Specifications: Input Voltage: DC 8V~60V (Recommended  within 55V,  Input voltage must be higher than the output voltage 1V above) Output Voltage: DC 3V~32V Continuously adjustable (It can save the last set voltage automatically) Output Current: Max 7A (Recommended use within 5A, Please pay attention to heat dissipation.) Accuracy: 1%, the voltage three bits display, the current two bits display, the unit is "A". Input Anti-reverse Protection: Yes Short Circuit Protection: Yes  Conversion Efficiency: Max up to 95% Load Regulation S(I):  ?0.8% Voltage Regulation S(U):  ?0.8% Size: 62 x 44 x 18mm / 2.59 x 1.73 x 0.7in Weight: 67g Package includes: 1 x Step-Down Module Kit 1 x Acrylic shell Note: If it is used for charging, after charging, please first disconnect the battery end and then the input end to prevent the battery from damaging the module by backflow. Or at the output  end add a  diode preventing backflow